An Assistive Model for the Visually Impaired Integrating the Domains of IoT, Blockchain and Deep Learning. - Shruti Jadon; Saisamarth Taluri; Sakshi Birthi; Sanjana Mahesh; Sankalp Kumar; Sai Shruthi Shashidhar; Prasad B. Honnavalli (Symmetry, 2023)